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What is the method for converting radians to degrees?
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360 degrees is 2*PI radians
You can find the conversion formulas at: http://en.wikipedia.org/wiki/Radian#Conversion_between_radians_and_degrees.
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How do I select an element with its name attribute in jQuery? [duplicate]
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it's very simple getting a name:
$('[name=elementname]');
Resource:
http://www.electrictoolbox.com/jquery-form-elements-by-name/ (google search: get element by name jQuery - first result)
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使用TokuMX配置Replica Set集群 - 大数据 & AI - 清泛网 - 专注C/C++及内核技术
...细对比请参见《TokuMX vs. MongoDB 性能对比》。
下载地址：http://www.tokutek.com/tokumx-for-mongodb/
TokuMX目前只有Linux版本，下载完成后
解压(tar -zxvf xxxx.tar.gz)
进入bin目录，新建配置文件如：tokumx.conf （文件名随意）
内容如下：
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How to go back (ctrl+z) in vi/vim
...do the last modification. (And Ctrl+R to redo it).
Read more about it at: http://vim.wikia.com/wiki/Undo_and_Redo
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Intellij IDEA. Hide .iml files
... Types for OS X
Then add *.iml;*.idea; in the text box in the bottom:
http://blogs.jetbrains.com/idea/2011/04/intellij-idea-does-not-show-some-files-know-the-hiding-places/
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Possibility of duplicate Mongo ObjectId's being generated in two different collections?
...e you want to know more about how ObjectIds are created, here is the spec: http://www.mongodb.org/display/DOCS/Object+IDs#ObjectIDs-BSONObjectIDSpecification
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base64 encoded images in email signatures
...w38GIAXDIBKE0DHxgljNBAAO
9TXL0Y4OHwAAAABJRU5ErkJggg==" alt="Red dot">
http://en.wikipedia.org/wiki/Data_URI_scheme
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Is there a MySQL command to convert a string to lowercase?
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Did you try looking it up? Google, manual...
http://dev.mysql.com/doc/refman/5.1/en/string-functions.html#function_lower
mysql> SELECT LOWER('QUADRATICALLY');
-> 'quadratically'
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A simple example for someone who wants to understand Dynamic Programming [closed]
...is a decent next step from the Fibonacci sequence in terms of complexity.
http://en.wikipedia.org/wiki/Levenshtein_distance
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Simplest PHP example for retrieving user_timeline with Twitter API version 1.1
...e unauthenticated requests? Not with Twitter's v1.1 API.
You need to visit http://dev.twitter.com/apps and click the "Create Application" button.
On this page, fill in whatever details you want. For me, it didn't matter, because I just wanted to make a load of block requests to get rid of spam foll...